ETSI ETS 300 770-1

ETSI ETS 300 770-1

Broadband Integrated Services Digital Network (B-ISDN); Digital Subscriber Signalling System No. two (DSS2) protocol; Closed User Group (CUG) supplementary service; Part 1: Protocol specification [ITU-T Recommendation Q.2955.1 (1996), modified] Edition: 1
European Telecommunications Standards Institute / 01-May-1998 / 6 pages

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B-ISDN UNI layer 3 signalling protocol for supplementary services, B-ISDN CS2



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